Skip to main content
guest
Join
|
Help
|
Sign In
Information Guru
Home
guest
|
Join
|
Help
|
Sign In
Information Guru
Wiki Home
Recent Changes
Pages and Files
Members
Home
Challenge Number 1
Challenge Number 2
Challenge Number 3
Challenge Number 4
Challenge Number 5
Search Challenges
Survey - What do you want to learn?
Vortal Submission Form
Challenge Number 1
Edit
0
1
…
0
Tags
No tags
Notify
RSS
Backlinks
Source
Print
Export (PDF)
How much did Americans pay for a gallon of gas at the pump in 1920? How much money would that be in 2005 dollars?
Javascript Required
You need to enable Javascript in your browser to edit pages.
help on how to format text
Turn off "Getting Started"
Home
...
Loading...
How much did Americans pay for a gallon of gas at the pump in 1920? How much money would that be in 2005 dollars?